Issues

• Add Prod, Sum, and SProd support to qp.is_commuting.

  good first issue
  Feature

  PennyLaneAI/pennylane#9501 · Filter by author albi3ro opened on May 19, 2026
  9

  

• [BUG] Trotter error estimate should add up expectation values of nested commutators, not states

  bug 🐛good first issue
  PennyLaneAI/pennylane#8152 · Filter by author PabloAMC opened on Aug 27, 2025
  6

• Extend qml.assert_equal support to measurement processes

  good first issue
  PennyLaneAI/pennylane#7354 · Filter by author albi3ro opened on Apr 29, 2025
  12

• Raise an error or warning in qml.compile if basis_set contains operations instead of strings.

  enhancement ✨good first issue
  PennyLaneAI/pennylane#6132 · Filter by author dwierichs opened on Aug 23, 2024
  10

• [BUG] Allow natural extension of QubitUnitary to 1x1 matrices

  enhancement ✨good first issue
  PennyLaneAI/pennylane#5819 · Filter by author dime10 opened on Jun 7, 2024
  3

  

• Allow for 2 single qubit rotations in qml.BasicEntanglerLayers()

  enhancement ✨good first issue
  PennyLaneAI/pennylane#2673 · Filter by author Qottmann opened on Jun 7, 2022
  11

  

• Allow inserting multiqubit operations in qml.transforms.insert

  enhancement ✨good first issue
  PennyLaneAI/pennylane#1877 · Filter by author trbromley opened on Nov 8, 2021
  4